What Does Letrozole Do to the Body

Letrozole is in a class of medications called nonsteroidal aromatase inhibitors. It works by decreasing the amount of estrogen produced by the body. This can slow or stop the growth of some types of breast cancer cells that need estrogen to grow.

How long does it take for letrozole to start working?

Typically, Librach says patients who ovulate begin a course of letrozole on day three or four of their cycles and then ovulate about four to seven days after taking the last of five pills. Librach advises patients to have sex about one to three days before they ovulate.

Can I take vitamin D with letrozole?

No interactions were found between letrozole and Vitamin D3.

Sarah Jenkins

Sarah Jenkins

Senior Technology Editor & AI Specialist

Sarah Jenkins is a veteran tech journalist with over 12 years of experience covering artificial intelligence, mobile innovations, and digital ethics. Her insights have appeared in leading technology publications worldwide.

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